Kinder-Conservation tasks and One-to-one correspondence

Choose the picture that represents volume.

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Choose the picture that represents number.

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Choose the picture that represents matter.

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Choose the picture that represents length.

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Choose the right number according to the number of socks.

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Choose the right number according to the number of cats.

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Choose the right number according to the number of pencils.

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Choose the right number according to the number of balls.

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Choose the right number according to the number of apples.

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Choose the right number according to the number of birds.

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